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Clamping Knobs 3 Arm Male Stud Ergonomic Grip

Clamping Knobs 3-Arm

In stock

Our Clamping 3-Arm Knobs allow a secure grip to position, control and hold various equipment across a wide range of industries. The lobe and prong design provide a deeper scalloped profile with excellent control and gripping features. These are an ideal choice for moderate clamping applications and offer a simple yet economical solution.

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Product SKUs information
Item Code Price range Availability Stud Length Knob Diameter Thread Size Insert Type Insert Material Knob Material View
Request the lead time here
1.000 in
1.750 in
1/4-20
Stud
Steel
PP
1741 In stock
0.625 in
1.750 in
5/16-18
Stud
Steel
PP
1016 In stock
1.000 in
1.750 in
3/8-16
Stud
Steel
PP
1000 In stock
1.250 in
10-32
Thru-Hole
Steel
PP
1145 In stock
1.750 in
1/4-20
Thru-Hole
Steel
PP
2387 In stock
1.750 in
3/8-16
Thru-Hole
Steel
PP
790 In stock
2.000 in
5/16-18
Thru-Hole
Steel
PP
890 In stock
0.750 in
2.000 in
5/16-18
Stud
Steel
PP
314 In stock
3.500 in
2.000 in
3/8-16
Stud
Steel
PP
1770 In stock
1.750 in
1/4-20
Blind Hole
Steel
PP
650 In stock
1.000 in
1.250 in
1/4-20
Stud
Steel
PP
1990 In stock
1.250 in
5/16-18
Thru-Hole
Steel
PP
924 In stock
2.000 in
3/8-16
Blind Hole
Steel
PP
990 In stock
2.500 in
3/8-16
Thru-Hole
Steel
Polypropylene
Request the lead time here
1.000 in
2.000 in
1/4-20
Stud
Steel
PP
3095 In stock
0.370 in
0.750 in
10-32
Stud
Steel
Nylon
2090 In stock
0.750 in
1.250 in
1/4-20
Stud
Steel
PP
2390 In stock
1.500 in
1.750 in
1/4-20
Stud
Steel
PP
1742 In stock
1.250 in
1.750 in
5/16-18
Stud
Steel
PP
1190 In stock
1.500 in
1.750 in
3/8-16
Stud
Steel
PP
    • of 3
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 1/4-20; Stud Length 25.4 mm | 1.000 in

KN4C10003P4--21


Stock Levels
Request the lead time here
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    1.000 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 5/16-18; Stud Length 15.9 mm | 0.625 in

KN5C06253P4--21


Stock Levels
1741 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    0.625 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 3/8-16; Stud Length 25.4 mm | 1.000 in

KN6C10003P4--2R


Stock Levels
1016 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    1.000 in
Quick View
View Product >
N/A - Knob Diameter 31.8 mm | 1.250 in; Thread Size 10-32; Knob Height 11.4 mm | 0.450 in

KN02----3P1--21


Stock Levels
1000 In stock
Attributes
  • Knob Diameter
    1.250 in
  • Knob Height
    0.450 in
  • Hub Diameter
    0.620 in
  • Hub Height
    0.500 in
  • Thread Size
    10-32
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 1/4-20; Knob Height 14.2 mm | 0.560 in

KN4C----3P4--21


Stock Levels
1145 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Thread Size
    1/4-20
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 3/8-16; Knob Height 14.2 mm | 0.560 in

KN6C----3P4--21


Stock Levels
2387 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Thread Size
    3/8-16
Quick View
View Product >
N/A - Knob Diameter 50.8 mm | 2.000 in; Thread Size 5/16-18; Knob Height 15.5 mm | 0.610 in

KN5C----RT5--21


Stock Levels
790 In stock
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Thread Size
    5/16-18
Quick View
View Product >
N/A - Knob Diameter 50.8 mm | 2.000 in; Thread Size 5/16-18; Stud Length 19.1 mm | 0.750 in

KN5C0750RT5--21


Stock Levels
890 In stock
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Stud Length
    0.750 in
Quick View
View Product >
N/A - Knob Diameter 50.8 mm | 2.000 in; Thread Size 3/8-16; Stud Length 88.9 mm | 3.500 in

KN6C3500RT5--21


Stock Levels
314 In stock
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Stud Length
    3.500 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 1/4-20

KN4C----3P4B-21


Stock Levels
1770 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Thread Size
    1/4-20
Quick View
View Product >
N/A - Knob Diameter 31.8 mm | 1.250 in; Thread Size 1/4-20; Stud Length 25.4 mm | 1.000 in

KN4C10003P1--2R


Stock Levels
650 In stock
Attributes
  • Knob Diameter
    1.250 in
  • Knob Height
    0.450 in
  • Hub Diameter
    0.620 in
  • Hub Height
    0.500 in
  • Stud Length
    1.000 in
Quick View
View Product >
N/A - Knob Diameter 31.8 mm | 1.250 in; Thread Size 5/16-18; Knob Height 11.4 mm | 0.450 in

KN5C----3P1--22


Stock Levels
1990 In stock
Attributes
  • Knob Diameter
    1.250 in
  • Knob Height
    0.450 in
  • Hub Diameter
    0.620 in
  • Hub Height
    0.500 in
  • Thread Size
    5/16-18
Quick View
View Product >
N/A - Knob Diameter 50.8 mm | 2.000 in; Thread Size 3/8-16; Knob Height 15.5 mm | 0.610 in

KN6C----RT5B-21


Stock Levels
924 In stock
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Thread Size
    3/8-16
Quick View
View Product >
3-Arm Knob - Knob Diameter 63.5 mm | 2.500 in; Thread Size 3/8-16; Knob Height 28.4 mm | 1.120 in

KN6C----RT7--21


Stock Levels
990 In stock
Attributes
  • Knob Diameter
    2.500 in
  • Knob Height
    1.120 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.480 in
  • Thread Size
    3/8-16
Quick View
View Product >
N/A - Knob Diameter 50.8 mm | 2.000 in; Thread Size 1/4-20; Stud Length 25.4 mm | 1.000 in

KN4C1000RT5--21


Stock Levels
Request the lead time here
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Stud Length
    1.000 in
Quick View
View Product >
N/A - Knob Diameter 19.1 mm | 0.750 in; Thread Size 10-32; Stud Length 9.4 mm | 0.370 in

KN020375RT2-N21


Stock Levels
3095 In stock
Attributes
  • Knob Diameter
    0.750 in
  • Knob Height
    0.280 in
  • Hub Diameter
    0.500 in
  • Hub Height
    0.230 in
  • Stud Length
    0.370 in
Quick View
View Product >
N/A - Knob Diameter 31.8 mm | 1.250 in; Thread Size 1/4-20; Stud Length 19.1 mm | 0.750 in

KN4C07503P1--21


Stock Levels
2090 In stock
Attributes
  • Knob Diameter
    1.250 in
  • Knob Height
    0.450 in
  • Hub Diameter
    0.620 in
  • Hub Height
    0.500 in
  • Stud Length
    0.750 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 1/4-20; Stud Length 38.1 mm | 1.500 in

KN4C15003P4--21


Stock Levels
2390 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    1.500 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 5/16-18; Stud Length 31.8 mm | 1.250 in

KN5C12503P4--21


Stock Levels
1742 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    1.250 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 3/8-16; Stud Length 38.1 mm | 1.500 in

KN6C15003P4--21


Stock Levels
1190 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    1.500 in
Quick View
View Product >
N/A - Knob Diameter 31.8 mm | 1.250 in; Thread Size 1/4-20; Knob Height 11.4 mm | 0.450 in

KN4C----3P1--21


Stock Levels
1990 In stock
Attributes
  • Knob Diameter
    1.250 in
  • Knob Height
    0.450 in
  • Hub Diameter
    0.620 in
  • Hub Height
    0.500 in
  • Thread Size
    1/4-20
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 1/4-20; Knob Height 14.2 mm | 0.560 in

KN4C----3P4L-21


Stock Levels
3188 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Thread Size
    1/4-20
Quick View
View Product >
N/A - Knob Diameter 50.8 mm | 2.000 in; Thread Size 5/16-18; Knob Height 15.5 mm | 0.610 in

KN5C----RT5B-22


Stock Levels
1753 In stock
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Thread Size
    5/16-18
Quick View
View Product >
N/A - Knob Diameter 50.8 mm | 2.000 in; Thread Size 3/8-16; Knob Height 15.5 mm | 0.610 in

KN6C----RT5--21


Stock Levels
300 In stock
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Thread Size
    3/8-16
Quick View
View Product >
N/A - Knob Diameter 50.8 mm | 2.000 in; Thread Size 5/16-18; Stud Length 31.8 mm | 1.250 in

KN5C1250RT5--21


Stock Levels
590 In stock
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Stud Length
    1.250 in
Quick View
View Product >
N/A - Knob Diameter 63.5 mm | 2.500 in; Thread Size 3/8-16; Stud Length 31.8 mm | 1.250 in

KN6C1250RT7--21


Stock Levels
790 In stock
Attributes
  • Knob Diameter
    2.500 in
  • Knob Height
    0.640 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.480 in
  • Stud Length
    1.250 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 10-24; Stud Length 12.7 mm | 0.500 in

KN0405003P4--21


Stock Levels
2500 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    0.500 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 1/4-20; Stud Length 50.8 mm | 2.000 in

KN4C20003P4--21


Stock Levels
2239 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    2.000 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 1/4-20; Stud Length 19.1 mm | 0.750 in

KN4C07503P4--21


Stock Levels
2297 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    0.750 in
Quick View
View Product >
3-Arm Knob - Knob Diameter 63.5 mm | 2.500 in; Thread Size 3/8-16; Knob Height 28.4 mm | 1.120 in

KN6C----RT7B-21


Stock Levels
490 In stock
Attributes
  • Knob Diameter
    2.500 in
  • Knob Height
    1.120 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.480 in
  • Thread Size
    3/8-16
Quick View
View Product >
N/A - Knob Diameter 50.8 mm | 2.000 in; Thread Size 5/16-18; Stud Length 25.4 mm | 1.000 in

KN5C1000RT5--21


Stock Levels
160 In stock
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Stud Length
    1.000 in
Quick View
View Product >
N/A - Knob Diameter 50.8 mm | 2.000 in; Thread Size 3/8-16; Stud Length 50.8 mm | 2.000 in

KN6C2000RT5--21


Stock Levels
704 In stock
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Stud Length
    2.000 in
Quick View
View Product >
N/A - Knob Diameter 31.8 mm | 1.250 in; Thread Size 1/4-20

KN4C----3P1B-21


Stock Levels
599 In stock
Attributes
  • Knob Diameter
    1.250 in
  • Knob Height
    0.450 in
  • Hub Diameter
    0.620 in
  • Hub Height
    0.500 in
  • Thread Size
    1/4-20
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 5/16-18; Stud Length 19.1 mm | 0.750 in

KN5C07503P4--21


Stock Levels
990 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    0.750 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 1/4-20; Stud Length 44.5 mm | 1.750 in

KN4C17503P4--21


Stock Levels
1040 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    1.750 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 5/16-18; Stud Length 38.1 mm | 1.500 in

KN5C15003P4--21


Stock Levels
1347 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    1.500 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 3/8-16; Stud Length 63.5 mm | 2.500 in

KN6C25003P4--21


Stock Levels
1040 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    2.500 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 5/16-18; Knob Height 14.2 mm | 0.560 in

KN5C----3P4--21


Stock Levels
2389 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Thread Size
    5/16-18
Quick View
View Product >
N/A - Knob Diameter 50.8 mm | 2.000 in; Thread Size 3/8-16; Stud Length 38.1 mm | 1.500 in

KN6C1500RT5--21


Stock Levels
490 In stock
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Stud Length
    1.500 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 5/16-18; Stud Length 12.7 mm | 0.500 in

KN5C05003P4--21


Stock Levels
2490 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    0.500 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 5/16-18; Stud Length 44.5 mm | 1.750 in

KN5C17503P4--21


Stock Levels
1190 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    1.750 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 3/8-16

KN6C----3P4B-21


Stock Levels
1789 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Thread Size
    3/8-16
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 10-24; Knob Height 14.2 mm | 0.560 in

KN04----3P4--21


Stock Levels
2400 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Thread Size
    10-24
Quick View
View Product >
N/A - Knob Diameter 19.1 mm | 0.750 in; Thread Size 10-32; Stud Length 6.4 mm | 0.250 in

KN020250RT2-N21


Stock Levels
2000 In stock
Attributes
  • Knob Diameter
    0.750 in
  • Knob Height
    0.280 in
  • Hub Diameter
    0.500 in
  • Hub Height
    0.230 in
  • Stud Length
    0.250 in
Quick View
View Product >
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 5/16-18; Knob Height 14.2 mm | 0.560 in

KN5C----3P4L-21


Stock Levels
2389 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Thread Size
    5/16-18
Quick View
View Product >